steradian

a concept in Ontology of units of Measure (OM) 1.8

The steradian is a unit of solid angle defined as the solid angle subtended at the center of a sphere by a portion of the surface of the sphere that has an area equal to the square of the radius of the sphere.

Properties of steradian

rdfs:comment

  • The steradian is a unit of solid angle defined as the solid angle subtended at the center of a sphere by a portion of the surface of the sphere that has an area equal to the square of the radius of the sphere. [en]

rdfs:label

  • steradiaal [nl]
  • steradian [en]
  • 球面度 [zh]

longcomment

  • The steradian is a unit of solid angle defined as the solid angle subtended at the center of a sphere by a portion of the surface of the sphere that has an area equal to the square of the radius of the sphere. The steradian is a derived unit in the International System of Units.

symbol

  • sr